VectorDrawableCompat.java 文件源码

public ConstantState getConstantState() {
    if (this.mDelegateDrawable != null) {
        return new VectorDrawableDelegateState(this.mDelegateDrawable.getConstantState());
    }
    this.mVectorState.mChangingConfigurations = getChangingConfigurations();
    return this.mVectorState;
}